Inspection before riding
Starting the engineValve guide replacement
Remove the cylinder head. Refer to “engine top side disassembly” .
Remove the valves. Refer to “cylinder head disassembly and assembly” .
Using the valve guide remover, drive the valve guide
out toward the intake or exhaust camshaft side.
Special tool
(a): 09916–43211 (valve ...
DTC “c28” (p1655): secondary throttle
valve actuator (stva) malfunction
Detected condition and possible cause
Detected condition
Possible cause
The operation voltage does not reach the stva.
Ecm does not receive communication signal from the
stva. Stva can not operate properly or its motor locked
Stva malfunction.
...
Cushion rod inspection
Refer to “cushion rod removal and installation” .
Collar and spacer
Remove the collar and spacer from the cushion rod.
Inspect the collar and spacer for any flaws or other
damage. If any defects are found, replace it with a
new one.
Cushion rod bearing
Insert the collar a ...